import { Widget, BuildContext } from "@meursyphus/flitter";
import { Scale } from "../../../common/CartesianChart/types";
import CartesianChartContextWidget from "../../../common/CartesianChart/CartesianChartContextWidget";
import type { Custom, Data, Dependencies, Theme } from "../types";
export type BarGroupProps = {
    direction: "vertical" | "horizontal";
    index: number;
    label: string;
    scale: Scale;
};
export type BarGroupConfig = {
    gap?: number;
};
declare class BarGroup extends CartesianChartContextWidget<Custom, Dependencies, Theme, Data> {
    private props;
    constructor(props: BarGroupProps);
    build(context: BuildContext): Widget;
}
declare const _default: (props: BarGroupProps) => BarGroup;
export default _default;